Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
37853521TF
No factors below 273
TF target 271
P-1
B1 = 400000
B2 = 12000000
LL
StatusDateUserResidueShift
Verified2007-07-24C. Cooper / S. BooneE49E50DFBEDA106C24372413
Verified2016-07-07Sergey NosovE49E50DFBEDA106C36368216
History
DateUserTypeResult
2019-10-18-Anonymous-NF
no factor from 2^72 to 2^73
2019-10-18-Anonymous-NF
no factor from 2^71 to 2^72
2016-07-07Sergey NosovC-LL
E49E50DFBEDA106C
2016-04-15HBendtzNF-PM1
B1=400000, B2=12000000, E=12
2014-08-21LaurVNF
no factor from 2^70 to 2^71
2014-08-18Architects CubedNF
no factor from 2^69 to 2^70
2013-08-26Carsten KossendeyNF
no factor from 2^68 to 2^69